What is a characteristic of a Trojan Horse?
- A Trojan Horse can be carried in a virus or worm.
- A proxy Trojan Horse opens port 21 on the target system.
- An FTP Trojan Horse stops anti-virus programs or firewalls from functioning.
- A Trojan Horse can be hard to detect because it closes when the application that launched it closes.
Exam with this question: CCNA Security Chapter 1 Exam (CCNAS v1.2)
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